<template>
	<el-form size="small">
		<el-form-item>
			<el-radio v-model="radioValue" :label="1">
				周，允许的通配符[, - * ? / L #]
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="2">
				不指定
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="3">
				周期从星期
				<el-select v-model="cycle01" clearable>
					<el-option
						v-for="(item,index) of weekList"
						:key="index"
						:label="item.value"
						:value="item.key"
						:disabled="item.key === 1"
					>{{ item.value }}</el-option>
				</el-select>
				-
				<el-select v-model="cycle02" clearable>
					<el-option
						v-for="(item,index) of weekList"
						:key="index"
						:label="item.value"
						:value="item.key"
						:disabled="item.key < cycle01 && item.key !== 1"
					>{{ item.value }}</el-option>
				</el-select>
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="4">
				第
				<el-input-number v-model="average01" :min="1" :max="4" /> 周的星期
				<el-select v-model="average02" clearable>
					<el-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="item.key">{{ item.value }}</el-option>
				</el-select>
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="5">
				本月最后一个星期
				<el-select v-model="weekday" clearable>
					<el-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="item.key">{{ item.value }}</el-option>
				</el-select>
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="6">
				指定
				<el-select v-model="checkboxList" clearable placeholder="可多选" multiple style="width:100%">
					<el-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="String(item.key)">{{ item.value }}</el-option>
				</el-select>
			</el-radio>
		</el-form-item>

	</el-form>
</template>

<script>
    export default {
        data() {
            return {
                radioValue: 2,
                weekday: 2,
                cycle01: 2,
                cycle02: 3,
                average01: 1,
                average02: 2,
                checkboxList: [],
                weekList: [
                    {
                        key: 2,
                        value: '星期一'
                    },
                    {
                        key: 3,
                        value: '星期二'
                    },
                    {
                        key: 4,
                        value: '星期三'
                    },
                    {
                        key: 5,
                        value: '星期四'
                    },
                    {
                        key: 6,
                        value: '星期五'
                    },
                    {
                        key: 7,
                        value: '星期六'
                    },
                    {
                        key: 1,
                        value: '星期日'
                    }
                ],
                checkNum: this.$options.propsData.check
            };
        },
        name: 'CrontabWeek',
        props: {
            check: {
                type: String,
                default: ''
            },
            cron: {
                type: String,
                default: ''
            }
        }, // ['check', 'cron'],
        methods: {
            // 计算两个周期值
            cycleTotal: function() {
                this.cycle01 = this.checkNum(this.cycle01, 1, 7);
                this.cycle02 = this.checkNum(this.cycle02, 1, 7);
                return this.cycle01 + '-' + this.cycle02;
            },
            // 计算平均用到的值
            averageTotal: function() {
                this.average01 = this.checkNum(this.average01, 1, 4);
                this.average02 = this.checkNum(this.average02, 1, 7);
                return this.average01 + '#' + this.average02;
            },
            // 最近的工作日（格式）
            weekdayCheck: function() {
                this.weekday = this.checkNum(this.weekday, 1, 7);
                return this.weekday;
            },
            // 单选按钮值变化时
            radioChange() {
                if (this.radioValue !== 2 && this.cron.day !== '?') {
                    this.$emit('update', 'day', '?', 'week');
                }
                switch (this.radioValue) {
                case 1:
                    this.$emit('update', 'week', '*');
                    break;
                case 2:
                    this.$emit('update', 'week', '?');
                    break;
                case 3:
                    this.$emit('update', 'week', this.cycleTotal);
                    break;
                case 4:
                    this.$emit('update', 'week', this.averageTotal);
                    break;
                case 5:
                    this.$emit('update', 'week', this.weekdayCheck + 'L');
                    break;
                case 6:
                    this.$emit('update', 'week', this.checkboxString);
                    break;
                }
            },

            // 周期两个值变化时
            cycleChange() {
                if (this.radioValue === 3) {
                    this.$emit('update', 'week', this.cycleTotal);
                }
            },
            // 平均两个值变化时
            averageChange() {
                if (this.radioValue === 4) {
                    this.$emit('update', 'week', this.averageTotal);
                }
            },
            // 最近工作日值变化时
            weekdayChange() {
                if (this.radioValue === 5) {
                    this.$emit('update', 'week', this.weekday + 'L');
                }
            },
            // checkbox值变化时
            checkboxChange() {
                if (this.radioValue === 6) {
                    this.$emit('update', 'week', this.checkboxString);
                }
            }
        },
        watch: {
            'radioValue': 'radioChange',
            'cycleTotal': 'cycleChange',
            'averageTotal': 'averageChange',
            'weekdayCheck': 'weekdayChange',
            'checkboxString': 'checkboxChange'
        },
        computed: {
            /* // 计算两个周期值
            cycleTotal: function() {
                this.cycle01 = this.checkNum(this.cycle01, 1, 7);
                this.cycle02 = this.checkNum(this.cycle02, 1, 7);
                return this.cycle01 + '-' + this.cycle02;
            },
            // 计算平均用到的值
            averageTotal: function() {
                this.average01 = this.checkNum(this.average01, 1, 4);
                this.average02 = this.checkNum(this.average02, 1, 7);
                return this.average01 + '#' + this.average02;
            },
            // 最近的工作日（格式）
            weekdayCheck: function() {
                this.weekday = this.checkNum(this.weekday, 1, 7);
                return this.weekday;
            },*/
            // 计算勾选的checkbox值合集
            checkboxString: function() {
                const str = this.checkboxList.join();
                return str === '' ? '*' : str;
            }
        }
    };
</script>
